Finding the Fourth Proportional to 7,477,195.32, 11,215,794.58 and 2,360,142.02
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Solution
The fourth proportional to 7,477,195.32, 11,215,794.58 and 2,360,142.02 is: 3,540,213.54
Step by Step Solution
- Step 1: Write the proportion equation
7,477,195.32 : 11,215,794.58 = 2,360,142.02 : x - Step 2: Convert to fraction form
7,477,195.32/11,215,794.58 = 2,360,142.02/x - Step 3: Cross multiply
7,477,195.32x = 11,215,794.58 × 2,360,142.02 - Step 4: Simplify right side
7,477,195.32x = 26,470,868,098,085.38 - Step 5: Solve for x
x = 26,470,868,098,085.38/7,477,195.32 - Step 6: Final answer
x = 3,540,213.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.